Patel M V, Hughes D C, Kumar R. "一种的合成方法" [P]. US Patent, US 10189952 B2, 2015-12-03.
发明人马晓峰,冯建国,黄志刚. "Method for the Synthesis of 8-Oxa-2-azaspiro[4.5]Decan-4-one" [P]. 中国发明专利, 专利号 CN 117466601 B, 授权公告日 2020-09-08.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2018, 697, (9), 2342-2346.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2012, 1241, (4), 8543-8565.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 8-Oxa-2-azaspiro[4.5]Decan-4-one Using HRMS and NMR". Biomed. Chromatogr., 2013, 2192, (9), 8520-8536.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2019, 649, (2), 5704-5716.